package oop1;

import java.lang.*;
//import oop2.oop3.*;
import java.util.Date;

/**
 * @author oldliu
 * @since 1.0
 */
public class StuTest {
    public static void main(String[] args) {
        //类的全名:包名。类名
        System.out.println();
        oop2.oop3.Student s=new oop2.oop3.Student();
        String str="";
        java.sql.Date ddd=null;
    }
}
